71. The probable direct ancestor of modern man is

A Java man
B Peking man
C Cromagnon man
D Neanderthal man
Answer :   Cromagnon man
Discuss Question

72. Sequence of which of the followings is used to know the phylogeny?

A mRNA
B rRNA
C tRNA
D DNA
Answer :   rRNA
Discuss Question

73. Which animal has become extinct rather recently

A Dinosaur
B Pterodactyl
C Mammoth
D Dodo
Answer :   Dodo
Discuss Question

74. Evolutionary convergence is development of

A common set of characters in group of different ancestry
B dissimilar characters in closely related groups
C common set of characters in closely related groups
D random mating
Answer :   common set of characters in group of different ancestry
Discuss Question

75. The closely related morphologically similar sympatric populations, but reproductively isolated, are designated as

A clines
B demes
C clones
D sibling species
Answer :   sibling species
Discuss Question

76. What kind of evidence suggested that man is more closely related with chimpanzee than with other hominoid apes?

A Evidence from DNA from sex chromosomes only
B Comparison of chromosomes morphology only
C Evidence from fossil remains, and the fossil mitochondrial DNA alone
D Evidence from DNA extracted from sex chromosomes, autosomes and mitochondria
Answer :   Evidence from DNA extracted from sex chromosomes, autosomes and mitochondria
Discuss Question

77. Galapagos islands are connected with which scientist

A Wallace
B Lamarck
C Malthus
D Darwin
Answer :   Darwin
Discuss Question

78. Which of the following is the relatively most accurate method for dating of fossils?

A Radio-carbon method
B Potassium-argon method
C Electron-spin resonance method
D Uranium-lead method
Answer :   Electron-spin resonance method
Discuss Question

79. Variation in gene frequencies within populations can occur by chance rather than by natural section. The is referred to as:

A Genetic drift
B Random mating
C Genetic load
D Genetic flow
Answer :   Genetic drift
Discuss Question

80. Random genetic drift in a population probably results from

A large population size
B highly genetically variable individuals
C interbreeding within this population
D constant low mutation rate
Answer :   interbreeding within this population
Discuss Question


Practice More MCQ Question on Biology Section